Vehicle networking signal coverage method assisted by double-layer unmanned aerial vehicle
Icon display method and device for automobile electronic instrument screen
Method for realizing intelligent traffic system by using RFID (Radio Frequency Identification)
Waterproof wear-resistant coating as well as preparation method and application thereof
Icon display method and device for automobile electronic instrument screen
ACOUSTIC POSITIONING MONITORING METHOD FOR MARINE ENGINEERING FLOATING PLATFORM
Garbage classification and positioning method and unmanned cleaning boat control method and system
Wireless charging device for electric vehicle and use method of wireless charging device
Lifting type liquid crystal sunshade glass system and control method thereof
Wireless charging optimization structure and optimization method for trolley